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• TABLE 4 <br />Design Storage Capacity Summary <br />Sediment Pond 001 <br /> Capacity <br />Elevation (ac-ft) Description <br />5604.00 --- Elevation of Top of Embankment <br />5603.05 --- Elevation of 100-year, 24-hour <br /> Peak Stage <br />5602.00 --- Elevation of Emergency Spillway <br />--- 4.09 Storage Capacity dedicated to <br /> Emergency Spillway Freeboard <br />5600.67 --- Elevation of 25-year, 24-hour <br /> Peak Stage <br />5600.00 --- Elevation of Emergency Spillway <br /> Freeboard <br />• --- 1.57 Storage Capacity dedicated to <br />Pit Pum <br />a <br />e <br /> p <br />g <br />5599.12 --- Elevation of 10-year, 24-hour <br /> Peak Stage <br />--- 5.90 Storage Capacity dedicated to <br /> 10-year, 24-hour runoff volume <br />5595.00 --- Elevation of Principal Spillway <br />--- 4.18 Storage Capacity dedicated to <br /> Sediment Volume (9.95 10-yr, <br /> 24-hr MUSLE) <br />5590.00 --- Elevation of Pond Bottom <br />Sediment Pond 001 provides for a combination of principal and emergency <br />spillway to safely discharge the runoff from a 25-year, 24-hour storm. <br />The principal spillway will also be used as the non-clogging dewatering <br />device and is located at an elevation higher than the maximum sediment <br />storage volume. The principal spillway is located in a position on the <br />• embankment so as to prevent short-circuiting as much as possible. The <br />8 <br />